P
US10201457B2ActiveUtilityPatentIndex 59

Wound packing device with nanotextured surface

Assignee: SURMODICS INCPriority: Aug 1, 2014Filed: Jul 30, 2015Granted: Feb 12, 2019
Est. expiryAug 1, 2034(~8.1 yrs left)· nominal 20-yr term from priority
Inventors:MAHARAJ GARYWOODWICK SIDES TERYL L
A61F 13/00072A61F 2013/00557A61F 2013/0054A61F 13/00063A61F 13/00987
59
PatentIndex Score
1
Cited by
441
References
4
Claims

Abstract

Embodiments of the invention include wound packing devices and methods of making and using the same. In an embodiment, the invention includes a wound packing device including a plurality of spacing elements comprising a nanotextured surface. The wound packing device can also include a connector connecting the plurality of spacing elements to one another. Other embodiments are also included herein.

Claims

exact text as granted — not AI-modified
The invention claimed is: 
     
       1. A wound packing device comprising:
 a plurality of spacing elements, the spacing elements comprising a nanotextured surface, the nanotextured surface exhibiting nanometer scale surface roughness; 
 a connector connecting the plurality of spacing elements to one another; 
 wherein the plurality of spacing elements and the connector are capable of absorbing exudate; and 
 wherein the connector comprises a lumen, and wherein the lumen of the connector is in fluid communication with one or more of the spacing elements such that fluid from the one or more spacing elements can be transferred to the lumen of the connector. 
 
     
     
       2. The wound packing device of  claim 1 , wherein the lumen of the connector is accessible from an end of the connector providing fluid communication between one or more of the spacing elements and the end of the connector. 
     
     
       3. A wound packing device comprising:
 a plurality of spacing elements, the spacing elements comprising a nanotextured surface; 
 a container, the plurality of spacing elements disposed within the container;
 the container comprising an egress neck that can be opened to form an orifice through which the spacing elements can be dispensed; and 
 
 a packing material disposed inside of the container. 
 
     
     
       4. The wound packing device of  claim 3 , the egress neck comprising an extended cannula through which the wound packing device can be delivered into a deep wound or fistula.

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